Today is Earth Day and the App Store is conveniently spotlighting some of the finest iPhone and iPad applications for going green, both free and paid ones. Whether you’re into alternative means of transportation, green living in general or environmental awareness, there’s an app for you out there among the more than one million software items available in the App Store.

“We’ve compiled a thought-provoking selection of films, books and podcasts to help you celebrate and care for the planet this Earth Day,” notes Apple. I’ve listed all of the featured apps right below…

Apple notes:

Go green this Earth Day – and every day – with a wide range of helpful apps. Stay up to date on important environmental topics, and find easy and fun new ways to lead a more earth-friendly life.

The section highlights more than three dozen apps (scroll down for the full list), grouped into the following three descriptive categories: Environmental Awareness, Green Living and Alternative Transportation.

I’ve painstakingly listed all of Apple’s Earth Day apps along with their iTunes links below: